Back Scratch Test: Females, Age 90-94
What these numbers mean
A value around -4.5 inches is typical (50th percentile) for females in this age group. Scores above about -1.0 inches fall near the 75th percentile or higher, indicating above-average performance. Scores below about -8.0 inches fall near the 25th percentile; about 75% of the reference population scored higher.
Data source: Rikli & Jones (SFT) About this study
Back Scratch Test Functional Fitness Females 90-94
back scratch test shoulder stretch Apley scratch zipper test shoulder reach test shoulder flexibility upper body flexibility reach behind back shoulder range of motion senior fitness test norms normative data normative values reference values percentiles benchmarks reference ranges standards Back Scratch Test Percentile Chart (inches)
Poor -13.0 inches
Below average -8.0 inches
Average -4.5 inches
Above average -1.0 inches
Excellent 3.9 inches
This percentile chart shows how common a value is, not whether it is healthy.
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Senior Fitness Test Battery
This metric is part of the Senior Fitness Test, a validated 7-test battery for adults aged 60-94.